Base | Representation |
---|---|
bin | 10001101100000… |
… | …01011100110110 |
3 | 101100012110100001 |
4 | 20312001130312 |
5 | 300441120241 |
6 | 22420141514 |
7 | 3451130065 |
oct | 1066013466 |
9 | 340173301 |
10 | 148379446 |
11 | 76835746 |
12 | 4183789a |
13 | 249823b7 |
14 | 159c61dc |
15 | d05e431 |
hex | 8d81736 |
148379446 has 4 divisors (see below), whose sum is σ = 222569172. Its totient is φ = 74189722.
The previous prime is 148379419. The next prime is 148379449. The reversal of 148379446 is 644973841.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 644973841 = 757 ⋅852013.
It is a junction number, because it is equal to n+sod(n) for n = 148379396 and 148379405.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (148379449) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37094860 + ... + 37094863.
It is an arithmetic number, because the mean of its divisors is an integer number (55642293).
Almost surely, 2148379446 is an apocalyptic number.
148379446 is a deficient number, since it is larger than the sum of its proper divisors (74189726).
148379446 is an equidigital number, since it uses as much as digits as its factorization.
148379446 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 74189725.
The product of its digits is 580608, while the sum is 46.
The square root of 148379446 is about 12181.1102121276. The cubic root of 148379446 is about 529.4089126445.
The spelling of 148379446 in words is "one hundred forty-eight million, three hundred seventy-nine thousand, four hundred forty-six".
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